16475296989 has 16 divisors (see below), whose sum is σ = 23887873728. Its totient is φ = 10058049792.

The previous prime is 16475296973. The next prime is 16475296993. The reversal of 16475296989 is 98969257461.

It is not a de Polignac number, because 16475296989 - 2⁴ = 16475296973 is a prime.

It is a super-2 number, since 2×16475296989² (a number of 21 digits) contains 22 as substring.

It is a Curzon number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (16475296949) by changing a digit.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 4363587 + ... + 4367360.

It is an arithmetic number, because the mean of its divisors is an integer number (1492992108).

Almost surely, 2^16475296989 is an apocalyptic number.

It is an amenable number.

16475296989 is a deficient number, since it is larger than the sum of its proper divisors (7412576739).

16475296989 is a wasteful number, since it uses less digits than its factorization.

16475296989 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 8731004.

The product of its digits is 58786560, while the sum is 66.

The spelling of 16475296989 in words is "sixteen billion, four hundred seventy-five million, two hundred ninety-six thousand, nine hundred eighty-nine".